segfault with context 0.5.5 / ruby 1.8.6

[technoweenie]

Boom

~p/gm(master)> rake --trace
(in /Users/rick/p/gm)
** Invoke default (first_time)
** Invoke test (first_time)
** Execute test
Loading schema...
Sinatra::Test is deprecated; use Rack::Test instead.
/Users/rick/.rvm/gems/ruby/1.8.6/gems/jeremymcanally-context-0.5.5/lib/context/suite.rb:8: [BUG] Segmentation fault
ruby 1.8.6 (2009-08-04) [i686-darwin10.2.0]

rake aborted!
Command failed with status (): [/Users/rick/.rvm/ruby-1.8.6-p383/bin/ruby ...]
/Users/rick/.rvm/gems/ruby/1.8.6/gems/rake-0.8.7/lib/rake.rb:995:in `sh'
/Users/rick/.rvm/gems/ruby/1.8.6/gems/rake-0.8.7/lib/rake.rb:1010:in `call'
/Users/rick/.rvm/gems/ruby/1.8.6/gems/rake-0.8.7/lib/rake.rb:1010:in `sh'
/Users/rick/.rvm/gems/ruby/1.8.6/gems/rake-0.8.7/lib/rake.rb:1094:in `sh'
/Users/rick/.rvm/gems/ruby/1.8.6/gems/rake-0.8.7/lib/rake.rb:1029:in `ruby'
/Users/rick/.rvm/gems/ruby/1.8.6/gems/rake-0.8.7/lib/rake.rb:1094:in `ruby'
/Users/rick/.rvm/gems/ruby/1.8.6/gems/rake-0.8.7/lib/rake/testtask.rb:117:in `define'
/Users/rick/.rvm/gems/ruby/1.8.6/gems/rake-0.8.7/lib/rake.rb:1112:in `verbose'
/Users/rick/.rvm/gems/ruby/1.8.6/gems/rake-0.8.7/lib/rake/testtask.rb:102:in `define'
/Users/rick/.rvm/gems/ruby/1.8.6/gems/rake-0.8.7/lib/rake.rb:636:in `call'
/Users/rick/.rvm/gems/ruby/1.8.6/gems/rake-0.8.7/lib/rake.rb:636:in `execute'
/Users/rick/.rvm/gems/ruby/1.8.6/gems/rake-0.8.7/lib/rake.rb:631:in `each'
/Users/rick/.rvm/gems/ruby/1.8.6/gems/rake-0.8.7/lib/rake.rb:631:in `execute'
/Users/rick/.rvm/gems/ruby/1.8.6/gems/rake-0.8.7/lib/rake.rb:597:in `invoke_with_call_chain'
/Users/rick/.rvm/ruby-1.8.6-p383/lib/ruby/1.8/monitor.rb:242:in `synchronize'
/Users/rick/.rvm/gems/ruby/1.8.6/gems/rake-0.8.7/lib/rake.rb:590:in `invoke_with_call_chain'
/Users/rick/.rvm/gems/ruby/1.8.6/gems/rake-0.8.7/lib/rake.rb:607:in `invoke_prerequisites'
/Users/rick/.rvm/gems/ruby/1.8.6/gems/rake-0.8.7/lib/rake.rb:604:in `each'
/Users/rick/.rvm/gems/ruby/1.8.6/gems/rake-0.8.7/lib/rake.rb:604:in `invoke_prerequisites'
/Users/rick/.rvm/gems/ruby/1.8.6/gems/rake-0.8.7/lib/rake.rb:596:in `invoke_with_call_chain'
/Users/rick/.rvm/ruby-1.8.6-p383/lib/ruby/1.8/monitor.rb:242:in `synchronize'
/Users/rick/.rvm/gems/ruby/1.8.6/gems/rake-0.8.7/lib/rake.rb:590:in `invoke_with_call_chain'
/Users/rick/.rvm/gems/ruby/1.8.6/gems/rake-0.8.7/lib/rake.rb:583:in `invoke'
/Users/rick/.rvm/gems/ruby/1.8.6/gems/rake-0.8.7/lib/rake.rb:2051:in `invoke_task'
/Users/rick/.rvm/gems/ruby/1.8.6/gems/rake-0.8.7/lib/rake.rb:2029:in `top_level'
/Users/rick/.rvm/gems/ruby/1.8.6/gems/rake-0.8.7/lib/rake.rb:2029:in `each'
/Users/rick/.rvm/gems/ruby/1.8.6/gems/rake-0.8.7/lib/rake.rb:2029:in `top_level'
/Users/rick/.rvm/gems/ruby/1.8.6/gems/rake-0.8.7/lib/rake.rb:2068:in `standard_exception_handling'
/Users/rick/.rvm/gems/ruby/1.8.6/gems/rake-0.8.7/lib/rake.rb:2023:in `top_level'
/Users/rick/.rvm/gems/ruby/1.8.6/gems/rake-0.8.7/lib/rake.rb:2001:in `run'
/Users/rick/.rvm/gems/ruby/1.8.6/gems/rake-0.8.7/lib/rake.rb:2068:in `standard_exception_handling'
/Users/rick/.rvm/gems/ruby/1.8.6/gems/rake-0.8.7/lib/rake.rb:1998:in `run'
/Users/rick/.rvm/gems/ruby/1.8.6/gems/rake-0.8.7/bin/rake:31
/Users/rick/.rvm/ruby-1.8.6-p383/bin/rake:22:in `load'
/Users/rick/.rvm/ruby-1.8.6-p383/bin/rake:22

Works with 0.5.2...